course-web.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

course-web.com

DNSSEC⚠️ Not signed
A54.215.31.113🇺🇸 Amazon54.215.0.0/17 EC2 SFO prefix
PTRec2-54-215-31-113.us-west-1.compute.amazonaws.com
NSns1.dyna-ns.net ⭐
A2400:cb00:2049:1::a29f:1a5c🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A2400:cb00:2049:1::a29f:1b9e🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.26.92Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.dyna-ns.net
A162.159.27.158Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.dyna-ns.net
NSns2.dyna-ns.net
A2400:cb00:2049:1::a29f:1805🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A2400:cb00:2049:1::a29f:1905🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.24.5Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.dyna-ns.net
A162.159.25.5Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.dyna-ns.net
SOAns1.dyna-ns.nethostmaster@course-web.com 2026-06-22 #2

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1786841469

Subdomains

www.course-web.com

Same first word

course-web.com

Similar names

web-source.de
web-course.herokuapp.com
web-source.com
web-source.net

DNS History

24 records (3 active, 21 former)

20162017201820192020202120222023202420252026NSns1.dyna-ns.netns2.dyna-ns.netns07.domaincontrol.comns08.domaincontrol.comns1.parklogic.comns2.parklogic.comns3.parklogic.comns4.parklogic.comns5.parklogic.comns53.domaincontrol.comns54.domaincontrol.comMXallmail.parklogic.commailstore1.secureserver.netsmtp.secureserver.netA54.215.31.113184.168.221.54216.239.32.21216.239.34.21216.239.36.21216.239.38.2147.77.227.22847.88.76.4550.63.202.4469.39.236.56
○NSns07.domaincontrol.com2015-07-23 → 2016-02-14 · 4 obs
● 2015-07-23 10:11:56
● 2016-02-14 07:39:20
○ 2016-10-05 09:44:24
○ 2026-08-16 01:09:28
○NSns08.domaincontrol.com2015-07-23 → 2016-02-14 · 4 obs
● 2015-07-23 10:11:56
● 2016-02-14 07:39:20
○ 2016-10-05 09:44:24
○ 2026-08-16 01:09:28
●NSns1.dyna-ns.net2026-02-26 → 2026-08-16 · 3 obs
○ 2017-08-15 04:26:20
● 2026-02-26 08:01:40
● 2026-08-16 01:09:28
○NSns1.parklogic.com2016-10-05 → 2016-12-06 · 5 obs
○ 2016-02-14 07:39:20
● 2016-10-05 09:44:24
● 2016-12-06 14:22:38
○ 2017-08-15 04:26:20
○ 2026-08-16 01:09:28
●NSns2.dyna-ns.net2026-02-26 → 2026-08-16 · 3 obs
○ 2017-08-15 04:26:20
● 2026-02-26 08:01:40
● 2026-08-16 01:09:28
○NSns2.parklogic.com2016-10-05 → 2016-12-06 · 5 obs
○ 2016-02-14 07:39:20
● 2016-10-05 09:44:24
● 2016-12-06 14:22:38
○ 2017-08-15 04:26:20
○ 2026-08-16 01:09:28
○NSns3.parklogic.com2016-10-05 → 2016-12-06 · 5 obs
○ 2016-02-14 07:39:20
● 2016-10-05 09:44:24
● 2016-12-06 14:22:38
○ 2017-08-15 04:26:20
○ 2026-08-16 01:09:28
○NSns4.parklogic.com2016-10-05 → 2016-12-06 · 5 obs
○ 2016-02-14 07:39:20
● 2016-10-05 09:44:24
● 2016-12-06 14:22:38
○ 2017-08-15 04:26:20
○ 2026-08-16 01:09:28
○NSns5.parklogic.com2016-10-05 → 2016-12-06 · 5 obs
○ 2016-02-14 07:39:20
● 2016-10-05 09:44:24
● 2016-12-06 14:22:38
○ 2017-08-15 04:26:20
○ 2026-08-16 01:09:28
○NSns53.domaincontrol.com2017-08-15 → 2017-08-15 · 4 obs
○ 2016-12-06 14:22:38
● 2017-08-15 04:26:20
○ 2026-02-26 08:01:40
○ 2026-08-16 01:09:28
○NSns54.domaincontrol.com2017-08-15 → 2017-08-15 · 4 obs
○ 2016-12-06 14:22:38
● 2017-08-15 04:26:20
○ 2026-02-26 08:01:40
○ 2026-08-16 01:09:28
○MXallmail.parklogic.com2016-10-05 → 2016-12-06 · 5 obs
○ 2016-02-14 07:39:20
● 2016-10-05 09:44:24
● 2016-12-06 14:22:38
○ 2017-08-15 04:26:20
○ 2026-08-16 01:09:28
○MXmailstore1.secureserver.net2015-07-23 → 2016-02-14 · 4 obs
● 2015-07-23 10:11:56
● 2016-02-14 07:39:20
○ 2016-10-05 09:44:24
○ 2026-08-16 01:09:28
○MXsmtp.secureserver.net2015-07-23 → 2016-02-14 · 4 obs
● 2015-07-23 10:11:56
● 2016-02-14 07:39:20
○ 2016-10-05 09:44:24
○ 2026-08-16 01:09:28
○A184.168.221.542015-07-23 → 2016-02-14 · 4 obs
● 2015-07-23 10:11:56
● 2016-02-14 07:39:20
○ 2016-10-05 09:44:24
○ 2026-08-16 01:09:28
○A216.239.32.212015-07-23 → 2016-02-14 · 4 obs
● 2015-07-23 10:11:56
● 2016-02-14 07:39:20
○ 2016-10-05 09:44:24
○ 2026-08-16 01:09:28
○A216.239.34.212015-07-23 → 2016-02-14 · 4 obs
● 2015-07-23 10:11:56
● 2016-02-14 07:39:20
○ 2016-10-05 09:44:24
○ 2026-08-16 01:09:28
○A216.239.36.212015-07-23 → 2016-02-14 · 4 obs
● 2015-07-23 10:11:56
● 2016-02-14 07:39:20
○ 2016-10-05 09:44:24
○ 2026-08-16 01:09:28
○A216.239.38.212015-07-23 → 2016-02-14 · 4 obs
● 2015-07-23 10:11:56
● 2016-02-14 07:39:20
○ 2016-10-05 09:44:24
○ 2026-08-16 01:09:28
○A47.77.227.2282026-02-26 → 2026-08-16 · 2 obs
○ 2026-02-26 08:01:40
○ 2026-08-16 01:09:28
○A47.88.76.452026-02-26 → 2026-08-16 · 2 obs
○ 2026-02-26 08:01:40
○ 2026-08-16 01:09:28
○A50.63.202.442017-08-15 → 2017-08-15 · 4 obs
○ 2016-12-06 14:22:38
● 2017-08-15 04:26:20
○ 2026-02-26 08:01:40
○ 2026-08-16 01:09:28
●A54.215.31.1132026-02-26 → 2026-08-16 · 3 obs
○ 2017-08-15 04:26:20
● 2026-02-26 08:01:40
● 2026-08-16 01:09:28
○A69.39.236.562016-10-05 → 2016-12-06 · 5 obs
○ 2016-02-14 07:39:20
● 2016-10-05 09:44:24
● 2016-12-06 14:22:38
○ 2017-08-15 04:26:20
○ 2026-08-16 01:09:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
course-web.comns2.dyna-ns.net, ns1.dyna-ns.net-

✅ Authoritative Response

Server:162.159.24.5

NS records: ns2.dyna-ns.net, ns1.dyna-ns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for course-web.com (unsigned zone)

⏱️ Timing

Total: 446ms | Queries: -

📄 Records

TypeCountSample Data
A154.215.31.113
NS2ns1.dyna-ns.net, ns2.dyna-ns.net
SOA1ns1.dyna-ns.net hostmaster.course-web.co

Analysis

Hierarchy

www.course-web.com is delegated beneath course-web.com.

IP Addresses

course-web.com points to a single IP number: 54.215.31.113.

Additional host names — anglos.com, lamborghinimuseum.com, gsde.de and two others — share IP numbers with course-web.com.

Name Servers

course-web.com has two authoritative name servers — ns1.dyna-ns.net and ns2.dyna-ns.net.

course-web.com shares its name server setup with other domains, including (0x6e756465)vault.com, mszhang.com, lordfilmnse.lol and two others.

Each of the hosts ns1.dyna-ns.net and ns2.dyna-ns.net has four IP addresses: ns1.dyna-ns.net points to 162.159.26.92, 162.159.27.158, 2400:cb00:2049:1::a29f:1a5c and 2400:cb00:2049:1::a29f:1b9e, and ns2.dyna-ns.net points to 162.159.24.5, 162.159.25.5, 2400:cb00:2049:1::a29f:1805 and 2400:cb00:2049:1::a29f:1905.